class_docstr: AlexNet model from the `"One weird trick..." <https://arxiv.org/abs/1404.5997>`_ paper.
  
  Parameters
  ----------
  classes : int, default 1000
      Number of classes for the output layer.
code: def forward(self, x):
      x = self.features(x)
      x = self.output(x)
      return x
  
file_path: mxnet/python/mxnet/gluon/model_zoo/vision/alexnet.py
imports: import os
  from ....device import cpu
  from ...block import HybridBlock
  from ...None import nn
  from ....None import base
  from ....util import use_np, wrap_ctx_to_device_func
label_desc: Use image node_id 2 for calling the AlexNet obj's underlying member method code with example usage: obj.forward(x) and returns: x